﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;

namespace WPFCouse
{
    /// <summary>
    /// ExpanderWindow.xaml 的交互逻辑
    /// </summary>
    public partial class ExpanderWindow : Window
    {
        public ExpanderWindow()
        {
            InitializeComponent();
        }


        private void Expander_Expanded(object sender, RoutedEventArgs e)
        {
            Expander expand = sender as Expander;
            foreach(UIElement ele in sp.Children)
            {
                if(ele is Expander)
                {
                    if(ele !=expand)
                    {
                        Expander eNew = ele as Expander;
                        eNew.IsExpanded = false;//将不是当前展开的Expander折叠
                    }
                }
            }
        }
    }
}
